Mathematics, 15.09.2021 14:00, chloe8979
Cho phương trình x^2 - 2(m-1)x + m^2 - 3m = 0 . Định m để phương trình:
1) Có hai nghiệm thỏa mãn 3(x1 + x2) = 4x1x2
2) Có 2 nghiệm thỏa mãn x1 = 3x2
Answers: 1
Mathematics, 21.06.2019 19:00, stephaniem0216
Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?
Answers: 1
Mathematics, 21.06.2019 23:20, lexybellx3
If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)
Answers: 3
Mathematics, 21.06.2019 23:30, jlopez113
The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.
Answers: 3
Cho phương trình x^2 - 2(m-1)x + m^2 - 3m = 0 . Định m để phương trình:
1) Có hai nghiệm thỏa mãn...
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